Radio environment map as enabler for practical cognitive radio networks

HB Yilmaz, T Tugcu, F Alagöz… - IEEE Communications …, 2013 - ieeexplore.ieee.org
Latest regulations on TV white space communications and emerging trends of spectrum
access through geolocation databases relax the regulatory constraints on Cognitive Radios …

Cooperative spectrum sensing based on two-stage detectors with multiple energy detectors and adaptive double threshold in cognitive radio networks

A Bagwari, GS Tomar, S Verma - Canadian Journal of Electrical …, 2013 - ieeexplore.ieee.org
This paper presents two-stage detectors for spectrum sensing in cognitive radio networks.
The first stage consists of multiple energy detectors, where each energy detector (ED) has a …

Location estimation‐based radio environment map construction in fading channels

HB Yilmaz, T Tugcu - Wireless communications and mobile …, 2015 - Wiley Online Library
Latest regulations on TV white space communications and trend toward spectrum access
through geolocation databases relax the regulatory constraints on cognitive radios. Radio …

Evolution and future trends of research in cognitive radio: a contemporary survey

E Hossain, D Niyato, DI Kim - Wireless Communications and …, 2015 - Wiley Online Library
The cognitive radio (CR) paradigm for designing next‐generation wireless communications
systems is becoming increasingly popular, and different aspects of it are being implemented …

Two-stage detectors with multiple energy detectors and adaptive double threshold in cognitive radio networks

A Bagwari, GS Tomar - International Journal of Distributed …, 2013 - journals.sagepub.com
Cognitive radio (CR) is a regulated technique for opportunistic access of idle resources. In
CR, spectrum sensing is one of the key functionalities. It is used to sense the unused …

Dynamic spectrum allocation scheme for heterogeneous network

MK Hasan, AF Ismail, S Islam, W Hashim… - Wireless Personal …, 2017 - Springer
Recently, femtocells (HeNBs) are deployed in heterogeneous network (HetNets) attributable
to the addition of coverage, capacity and impeccable spectrum efficiency in private …

On MMD-based secure fusion strategy for robust cooperative spectrum sensing

S Yuan, L Li, C Chigan - IEEE Transactions on Cognitive …, 2019 - ieeexplore.ieee.org
Collaborative spectrum sensing (CSS) in cognitive radio-based networks (CRNs) is
vulnerable to spectrum sensing data falsification (SSDF) attack. Existing defense …

A new standard activity in IEEE 802.22 wireless regional area networks: Enhancement for broadband services and monitoring applications in TV whitespace

CW Pyo, X Zhang, C Song, MT Zhou… - The 15th International …, 2012 - ieeexplore.ieee.org
This paper presents the recent update on IEEE 802.22 wireless regional area network
(WRAN) working group activities, especially IEEE 802.22 b task group (IEEE 802.22 b) for …

Crush: Cognitive radio universal software hardware

G Eichinger, K Chowdhury… - … Conference on Field …, 2012 - ieeexplore.ieee.org
The FPGA is an integral component of a software defined radio (SDR) that provides the
needed reconfigurability for dynamically adapting its transceiver and data processing …

[PDF][PDF] Cooperative spectrum sensing and radio environment map construction in cognitive radio networks

HB Yılmaz - 2012 - researchgate.net
In this thesis, we focus on both internal and external sensing in Cognitive Radio (CR)
networks. In internal sensing, individual CRs discover spectrum opportunities via spectrum …